Phone Comparison - Samsung Focus Flash I677 vs Nokia Asha 503 Dual SIM vs Nokia Lumia 635

general General Info

Manufacturer Samsung Nokia Nokia
Announced September 2011 October 2013 April 2014
Status Available - November 2011 Coming Soon - Q4 2013 Available - May 2014
Colors Dark Gray Yellow, black, green, red, blue, white Orange, Yellow, White, Black
Form Factor Candybar Candybar Candybar
Dimension 116.1 x 58.7 x 11 mm
(4.57 x 2.31 x 0.43 in )
102.6 x 60.6 x 12.7 mm
(4.04 x 2.39 x 0.5 in)
129.5 x 66.7 x 9.2 mm
(5.1 x 2.63 x 0.36 in)
Weight 116.2 g (4.09.0.07 oz) 111.4 g (3.92.0.14 oz) 134 g (4.73 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 850 / 1900 / 2100 HSDPA 900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G Network - - LTE
Messaging SMS, MMS, EMail, IM SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail, IM

hardware Hardware and OS

OS Microsoft Windows Phone 7.5 Mango Nokia Asha software platform 1.2 Microsoft Windows Phone 8.1
Processor 1.4 GHz Scorpion - Quad-core 1.2 GHz Cortex-A7, Qualcomm Snapdragon 400
GPU - Adreno 305
RAM 512 MB 64 MB 512 MB
Internal Memory 8 GB storage N/A 8 GB
External Memory No microSD, up to 32 GB, 4 GB card included microSD, up to 64 GB

display Display

Type Super AMOLED capacitive touchscreen TFT capacitive touchscreen IPS LCD capacitive touchscreen
Colors 16M colors 256K colors 16M colors
Size 3.7 inches 3.0 inches 4.5 inches
Resolution 480 x 800 pixels (252 ppi) 240 x 320 pixels (133 ppi) 480 x 854 pixels (218 ppi)
Screen-to-Body Ratio 57.24% 45.05% 64.43%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio Stereo FM radio with RDS Stereo FM radio No
Games Yes + downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 5 MP, 2592x1944 pixels 5 MP, 2592x1944 pixels 5 MP, 2592 х 1944 pixels
Flash LED flash LED flash No
Features Auto focus, Geo-tagging, Smile Detection - Geo-tagging
Video Yes, 720p Yes, QVGA@15fps Yes, 720p@30fps
Front Camera Yes [Similar] No [Similar] No [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Up to 85.6 kbps Yes
Edge Yes Up to 236.8 kbps Yes
3G HSDPA 14.4 Mbps, HSUPA 5.76 Mbps HSDPA, 7.2 Mbps; HSUPA, 5.76 Mbps HSDPA, 21 Mbps; HSUPA, 5.76 Mbps; LTE, Cat3, 50 Mbps UL, 100 Mbps DL
Bluetooth Yes, v2.1 with A2DP, EDR Yes, v3.0 with A2DP Yes, v4.0 with A2DP
Wi-Fi Wi-Fi 802.11 b/g/n Wi-Fi 802.11 b/g/n Wi-Fi 802.11 b/g/n
USB Yes, microUSB v2.0 Yes, microUSB v2.0 Yes, microUSB v2.0
GPS Yes, with A-GPS support No Yes, with A-GPS support and GLONASS
Browser HTML WAP 2.0/xHTML HTML5

memory User Memory

Internal 8GB storage, 512 MB RAM 64 MB RAM 8 GB, 512 MB RAM
Expandable Storage No microSD, up to 32 GB, 4 GB card included microSD, up to 64 GB

Apps Sensors

Fingerprint fingerprint not supported fingerprint not supported fingerprint not supported
Proximity Sensor proximity sensor present proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present accelerometer sensor present
NFC NFC not supported NFC not supported NFC not supported

battery Battery

Type Standard battery, Li-Ion Li-Ion Battery (BL-4U) Li-Ion Battery
Capacity 1500 mAh 1200 mAh 1830 mAh
Stand by Up to 250 h Up to 480 h (2G)
Up to 480 h (3G)
Up to 648 h
Talk Time Up to 6 h 30 min Up to 12 h (2G)
Up to 4 h 30 min (3G)
Up to 12 h (2G)
Up to 14 h (3G)